Конический роликоподшипник NSK 18690/18620, дюймовый

Описание

Boundary Dimensions d 46.038 mm Bore diameter D 79.375 mm Outside diameter T 17.462 mm Total width B 17.462 mm Width of inner ring C 13.495 mm Width of outer ring Cup r (min.) 1.5 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 2.8 mm Chamfer dimension of inner ring (Cone) Basic Load Ratings C r 56500 N Basic dynamic load rating C 0r 57000 N Basic static load rating Speeds Grease 4500 min -1 Grease lubrication Oil (Oil-bath) 6000 min -1 Oil-bath lubrication Dimensions a 15.5 mm Effective load center Abutment and Fillet Dimensions da 56 mm Diameter of shaft abutment Da 71 mm Diameter of housing abutment db 51 mm Diameter of shaft abutment Db 74 mm Diameter of housing abutment ra (max.) 2.8 mm Radius of shaft or housing fillet of inner ring ra (max.) 1.5 mm Radius of shaft or housing fillet of outer ring Calculation factors e 0.37 Constant Y0 0.88 Axial load Factors Y1 1.6 Axial load Factors Mass Mass approx. 0.211 kg Mass approx.(Cone) Mass approx. 0.126 kg Mass approx.(Cup)